Home / 190,849.40-286,274.10-181,007.90

Finding the Fourth Proportional to 190,849.40, 286,274.10 and 181,007.90

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Solution

The fourth proportional to 190,849.40, 286,274.10 and 181,007.90 is: 271,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,849.40 : 286,274.10 = 181,007.90 : x
  2. Step 2: Convert to fraction form
    190,849.40/286,274.10 = 181,007.90/x
  3. Step 3: Cross multiply
    190,849.40x = 286,274.10 × 181,007.90
  4. Step 4: Simplify right side
    190,849.40x = 51,817,873,665.39
  5. Step 5: Solve for x
    x = 51,817,873,665.39/190,849.40
  6. Step 6: Final answer
    x = 271,511.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.